Package com.scriptbasic.lexer.elements

Class Identifier

java.lang.Object

com.scriptbasic.lexer.elements.AbstractElementAnalyzer

com.scriptbasic.lexer.elements.Identifier

All Implemented Interfaces:

LexicalElementAnalyzer

Direct Known Subclasses:

ConstAwareIdentifier

public class Identifier
extends AbstractElementAnalyzer

Constructor Summary

Constructors

Constructor	Description
Identifier(SourceReader reader)

Method Summary

Modifier and Type	Method	Description
LexicalElement	read()	Reads a lexeme and returns the created lexical element.
void	setKeywordRecognizer(KeywordRecognizer keywordRecognizer)

Methods inherited from class com.scriptbasic.lexer.elements.AbstractElementAnalyzer

getReader

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Identifier

public Identifier(SourceReader reader)

Method Details

setKeywordRecognizer

public void setKeywordRecognizer(KeywordRecognizer keywordRecognizer)

read

public LexicalElement read()
                    throws LexicalException

Description copied from interface: LexicalElementAnalyzer

Reads a lexeme and returns the created lexical element.

If the characters read from the reader show that the lexeme is not the type that the class implementing this interface can handle then the characters are pushed back to he reader and null is returned.

If the characters read from the reader show that the lexeme is the type that the class implementing this interface can handle, but is erroneous, then the method throws the exception.

Specified by:

read in interface LexicalElementAnalyzer

Specified by:

read in class AbstractElementAnalyzer

Returns:

the created lexeme or null

Throws:

LexicalException